The company posted a 4.1% year-over-year increase in consolidated passenger revenues per available seat mile, building on revenue growth from the last several months.

Consolidated traffic rose by 0.1% to 12.35 billion revenue passenger miles from 12.34 billion a year ago, while consolidated capacity fell by 1.5% to 14.4 billion available seat miles from 14.62 billion in 2011.

The company, which is undergoing bankruptcy proceedings and evaluating a potential takeover deal with U.S. Airways (LCC), reported a 1.4-point increase in consolidated load factor -- a measure of how full planes are -- of 85.8% from the same month in 2011.

Load factor in the U.S. increased by 1.1 points to 87.2% despite both lower capacity and traffic. International load factor increased to 85.8%, while traffic grew slightly and capacity declined by 1.4%.

AMR has been shedding costs under the guide of regulators as it continues to try and appease creditors under Chapter 11 bankruptcy protection and improve its bottom line.

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The company last month said consolidated revenues climbed 4.7% while both traffic and capacity fell by 2.2%. In June, AMR’s consolidated unit revenue climbed by 8.6%.

The Fort Worth, Texas-based carrier, which filed for bankruptcy last November, has until Dec. 28 the exclusive right to prepare for and file a bankruptcy exit plan.

The company has been engaging with Tempe, Ariz.-based U.S. Airways over a possible deal and also continues to work on its standalone overhaul plans simultaneously.